<!doctype html>
<html>
    <head>
        <meta charset="utf-8">
        <title>Testing H264 packetization mode</title>
        <script src="../resources/testharness.js"></script>
        <script src="../resources/testharnessreport.js"></script>
    </head>
    <body>
        <script>
promise_test(async t => {
    const pc = new RTCPeerConnection;
    pc.addTransceiver("video");
    const offer = await pc.createOffer();

    assert_true(offer.sdp.indexOf("packetization-mode=1;profile-level-id=42e01f") !== -1, "baseline, packetization mode 1");
    assert_true(offer.sdp.indexOf("packetization-mode=0") !== -1, "packetization mode 0 is not offered");
}, "Make sure packetization mode 1 is offered");

const sdpStart = `v=0
o=- 3761869441 3761869441 IN IP4 0.0.0.0
s=test
c=IN IP4 0.0.0.0
t=0 0
a=group:BUNDLE video0
m=video 1 RTP/SAVPF 99
a=setup:actpass
a=rtcp:9 IN IP4 0.0.0.0
a=rtcp-mux
a=recvonly
a=mid:video0
a=rtpmap:99 H264/90000
a=ssrc:3599710107 cname:test-cname
a=ice-ufrag:ZLgu
a=ice-pwd:3/gb3GZYQ2wgxAHnFRT1bf
a=fingerprint:sha-256 5A:08:09:0D:E9:1C:78:20:65:64:95:6E:FE:29:91:E1:CC:6E:47:F1:A4:7A:8E:F9:6F:4D:A4:7A:7A:A2:76:BF`;

promise_test(async t => {
    const sdp = sdpStart +`
`;
    const pc = new RTCPeerConnection();
    return pc.setRemoteDescription(new RTCSessionDescription({sdp: sdp, type: 'offer'}));
}, "Offer without explicit H264 packetization mode");

promise_test(async t => {
    const sdp = sdpStart +`
a=fmtp:99 profile-level-id=42e01f;level-asymmetry-allowed=1;packetization-mode=0
`;
    const pc = new RTCPeerConnection();
    return pc.setRemoteDescription(new RTCSessionDescription({sdp: sdp, type: 'offer'}));
}, "Offer with explicit H264 packetization mode 0");

promise_test(async t => {
    const sdp = sdpStart +`
a=fmtp:99 profile-level-id=42e01f;level-asymmetry-allowed=1;packetization-mode=1
`;
     const pc = new RTCPeerConnection;
    return pc.setRemoteDescription(new RTCSessionDescription({sdp: sdp, type: 'offer'}));
}, "Offer with explicit H264 packetization mode 1");
</script>